Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Johrne Prinsloo

1100112027
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1136.3
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 166
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1136.3
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Standard rating
Rating 1117.9
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1117.9
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 NMBCU Trials 4 (U18) Standard 2026-04-24 2026-04-25 Nelson Mandela Bay (ENM) 6 1197.2 6 0.5 933.7 -53.3 Details
2 NMBCU Trials 3 2026 (U18) Standard 2026-04-18 2026-04-18 Nelson Mandela Bay (ENM) 5 1197.2 5 2 1161.6 -7.6 Details
3 Pearson Chess Festival 2026 (B) Standard 2026-02-27 2026-02-28 Nelson Mandela Bay (ENM) 5 1200 5 2 1284.4 8.6 Details
4 NMBCU Trial 1 2026 (U18) Standard 2026-02-20 2026-02-21 Nelson Mandela Bay (ENM) 5 1200 5 0.5 903.3 -28.4 Details
5 Nelson Mandela Bay Junior Chess Trials 2 2019 (U10) Standard 2019-04-05 2019-04-06 Nelson Mandela Bay (ENM) 6 1200 0 0 0 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 21
Wins 4
Draws 2
Losses 15
White 9
Black 12
White wins 4
Black wins 0
Score 5
Percent 23.8
Dp -222.6
AOR 1286.9
Performance 1064.2
Game statistics (History)
Games 21
Wins 4
Draws 2
Losses 15
White 9
Black 12
White wins 4
Black wins 0
Score 5
Percent 23.8
Dp -222.6
AOR 1286.9
Performance 1064.2
Rankings (Main)
National
Overall 17251
Gender 12938
Age group 2435
Gender/Age 1844
Provincial
Overall 1537
Gender 1164
Age group 234
Gender/Age 199
Regional
Overall 361
Gender 309
Age group 62
Gender/Age 57
Rankings (Standard)
National
Overall 13196
Gender 9756
Age group 1936
Gender/Age 1444
Provincial
Overall 1279
Gender 954
Age group 215
Gender/Age 182
Regional
Overall 286
Gender 245
Age group 57
Gender/Age 52
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 21
Score 5
Percent 23.8
Aor 1286.9
Dp -222.6
Prat 1064.2
Performance (12 months)
Games 21
Score 5
Percent 23.8
Aor 1286.9
Dp -222.6
Prat 1064.2
Performance (History)
Games 21
Score 5
Percent 23.8
Aor 1286.9
Dp -222.6
Prat 1064.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 April, E (Elethu) 3 2 1 NMBCU Trial 1 2026 (U18) 2026 NMBCU Trials 4 (U18) Details
Standard 1 April, E (Elethu) 3 2 1 NMBCU Trial 1 2026 (U18) 2026 NMBCU Trials 4 (U18) Details